DD English, like German, has wide regional variations, even just within the UK before adding US, Australian, NZ, SA usage to the mix.
We DO make an effort to keep things simple, this thread was pointing out humourous misunderstandings.
Bairns as has already been explained is standard Northern usage for kids = children.
A quine is a girl, a lune is a boy as you rightly surmised. Try Mädel Bubs.
The Government used to provide not very appetising fortified orange juice for young children and also milk at Break-Time for school children to counter malnutrition.
Incidentally I had to Google bzgl in another thread. I find abbreviations even more confusing than dialects.
